Atty. Mark E. Duckstein

Atty. Mark E. Duckstein

Mark E. Duckstein has been affiliated with the Firm since 1987, during which time he has engaged in a wide variety of litigation matters pending in state and federal courts.

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Commercial Litigation Attorney · Serving Newark, NJ

Profile Summary

About Mark E. Duckstein at a Glance

Mark E. Duckstein is a business and litigation attorney based in Newark, New Jersey, practicing at Sills Cummis & Gross PC. Admitted to practice in New Jersey, New Jersey and New York, New York. Educated at The George Washington University (J.D.) and Franklin and Marshall College (B.A.). Recognitions include Best Lawyers in America — Commercial Litigation (2026), Best Lawyers in America — Additional Areas of Practice: (2026), and Best Lawyers in America — Litigation - Banking and Finance (2026). Serves clients in Newark, NJ and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Mark E. Duckstein

  • Mark E. Duckstein has been affiliated with the Firm since 1987, during which time he has engaged in a wide variety of litigation matters pending in state and federal courts
  • Mr. Duckstein concentrates his practice on the representation of corporations and other business enterprises in complex litigation involving real estate, including complex commercial landlord-tenant issues, commercial torts and contract disputes
  • He has extensive experience representing commercial and retail landlords, insurance companies, major lending institutions, commercial warehousing companies, and hospitals and health care providers

Practice Areas Explained

Mark E. Duckstein's Areas of Legal Practice

Each practice area below reflects the types of cases Mark E. Duckstein handles, with a practical overview of what that area of law involves and how it may apply to your situation in Newark.

Business & Corporate Law in Newark

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Mark E. Duckstein is one of 497,491 business attorneys indexed nationally. Browse business attorneys in New Jersey →

Civil Litigation in Newark

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Mark E. Duckstein is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys in New Jersey →

Jurisdictional Context

Why Local Counsel Matters in Newark

Practicing law in New Jersey. Legal matters in New Jersey are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Newark are typically filed in the local municipal court or the appropriate New Jersey state district court, depending on subject matter and amount in controversy. An attorney licensed in New Jersey brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in New Jersey courts without local counsel or pro hac vice admission.

Newark Courts and Legal Process

Choosing a Newark-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

Looking for additional New Jersey attorneys? Browse all attorneys in Newark or all attorneys in New Jersey.

Frequently Asked

Common Questions About Mark E. Duckstein

Where is Mark E. Duckstein's law office located?
Mark E. Duckstein's law practice is located in Newark, New Jersey. The firm is Sills Cummis & Gross PC. You can contact the office directly through this profile page.
What practice areas does Mark E. Duckstein handle?
Mark E. Duckstein focuses on business, litigation. Each practice area listed reflects experience handling cases of that type in New Jersey.
Where did Mark E. Duckstein go to law school?
Mark E. Duckstein earned their education at (J.D.); (B.A.).
How can I contact Mark E. Duckstein for a consultation?
You can contact Mark E. Duckstein directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Mark E. Duckstein received?
Mark E. Duckstein's notable recognition includes: Best Lawyers in America — Commercial Litigation; Best Lawyers in America — Additional Areas of Practice:; Best Lawyers in America — Litigation - Banking and Finance; Best Lawyers in America — Litigation - Real Estate; Best Lawyers in America — Mediation.

Professional Profile

Why Clients in Newark Choose Mark E. Duckstein

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Mark E. Duckstein's practice in the field of business and litigation.

Multi-State Bar Admission

Licensed in New Jersey, New Jersey and New York, New York, Mark E. Duckstein can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering business and litigation, Mark E. Duckstein can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Newark

A Newark-based practice means Mark E. Duckstein attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues Mark E. Duckstein Handles in Newark

Below is a representative sample of the types of matters Mark E. Duckstein has experience with under New Jersey law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business

This list is illustrative, not exhaustive. Contact Mark E. Duckstein directly to discuss the specifics of your situation.

Search Reference

How People Find Mark E. Duckstein Online

Prospective clients searching for legal help in Newark commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Mark E. Duckstein.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Mark E. Duckstein directly.

Mark E. Duckstein's Practice Areas & Specializations

Education & Law School Background

J.D.
The George Washington University
- In Progress
B.A.
Franklin and Marshall College
- In Progress

Awards & Professional Honors

Best Lawyers in America — Commercial Litigation
- 2026
Best Lawyers in America — Additional Areas of Practice:
- 2026
Best Lawyers in America — Litigation - Banking and Finance
- 2026
Best Lawyers in America — Litigation - Real Estate
- 2026
Best Lawyers in America — Mediation
- 2026

Bar Admissions & Licensed Jurisdictions

New Jersey, New Jersey
New York, New York

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